# For more information about using CMake with Android Studio, read the
# documentation: https://d.android.com/studio/projects/add-native-code.html

# Sets the minimum version of CMake required to build the native library.

cmake_minimum_required(VERSION 3.22.1)

project(serial-port)
# 库文件位置
#set(jni-libs-path "${CMAKE_SOURCE_DIR}/../jniLibs")
# 头文件位置
#include_directories(inc)

# 设定 C++11 标准
set(CMAKE_CXX_STANDARD 20)  # 将 C++ 标准设置为 C++20
set(CMAKE_CXX_STANDARD_REQUIRED ON)  # C++17 是强制要求，不会衰退至低版本
set(CMAKE_CXX_EXTENSIONS OFF) # 禁止使用编译器特有扩展

# Creates and names a library, sets it as either STATIC
# or SHARED, and provides the relative paths to its source code.
# You can define multiple libraries, and CMake builds them for you.
# Gradle automatically packages shared libraries with your APK.

add_library(
        # Sets the name of the library.
        ${CMAKE_PROJECT_NAME}
        # Sets the library as a shared library.
        SHARED
        # Provides a relative path to your source file(s).
        NativeLib.cpp)

# Searches for a specified prebuilt library and stores the path as a
# variable. Because CMake includes system libraries in the search path by
# default, you only need to specify the name of the public NDK library
# you want to add. CMake verifies that the library exists before
# completing its build.

find_library( # Sets the name of the path variable.
              log-lib
              # Specifies the name of the NDK library that
              # you want CMake to locate.
              log )

# Specifies libraries CMake should link to your target library. You
# can link multiple libraries, such as libraries you define in this
# build script, prebuilt third-party libraries, or system libraries.

target_link_libraries(
        # Specifies the target library.
        ${CMAKE_PROJECT_NAME}
        # Links the target library to the log library
        # included in the NDK.
        android log )